diff --git a/packages/application/src/shell.ts b/packages/application/src/shell.ts
index f23801e66..3b7a63fdc 100644
--- a/packages/application/src/shell.ts
+++ b/packages/application/src/shell.ts
@@ -16,7 +16,6 @@ import { ISignal, Signal } from '@lumino/signaling';
 
 import {
   BoxLayout,
-  Layout,
   Menu,
   Panel,
   SplitPanel,